<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <h3>文件上传：</h3>
    选择一个文件上传: <br />
    <form action="http://localhost:3000/api/upka" method="post" enctype="multipart/form-data">
      <input type="file" name="photo" size="50" />
      <br />
      <button type="submit">上传</button>
    </form>
  </body>
</html>
